Shimano Dura-Ace Di2 Electronic External Rear Wiring Kit Bike Brand_KHS Sizzle has a durable Grilamid

Sizzle has a durable Grilamid TR-90 frame that provides lightweight comfort and shatterproof polycarbonate lenses with 100% UVA/UVB protection

' The Gamma line includes the most thoughtful and useful aerobar extensions we have ever designed

and real-world riding of prototypes

and Stan’s NoTubes Crest S2 rims for reliable speed and control

UPF 50+ ensures proper protection on the sunniest days of the year

Shimano Dura-Ace Di2 Electronic External Rear Wiring Kit Bike Brand_KHS Sizzle has a durable GrilamidDetails Shimano's Dura Ace Di2 takes shifting to the next level. The Rear Wiring Kit connects to both the left and right shifters and Junction Box A (which displays battery power and allows manual adjusting). It also includes a battery mount, cable covers to route and hide the cables and a wire plug unplug tool. The External Kit is meant to be run on the outside of the frame. Most 53 to 59cm frames use a Medium (830mm) Rear Wiring Kit. See our diagram